Schedule II - Valuation And Qualifying Accounts (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 28, 2014	Dec. 29, 2013	Dec. 30, 2012
Valuation and Qualifying Accounts Disclosure [Line Items]
Impact of CTA	$ 1,832	$ (14)	$ 117
Allowance For Doubtful Accounts [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Year	12,404	13,242	12,627
Additions Through Acquisition	0	0	0
Charged to Costs and Expenses	(144)	(435)	3,024
Deductions (Write-Offs and Recoveries, net)	(3,734)	(403)	(603)
Adjustment for Discontinued Operations	0	0	(1,806)
Balance at End of Year	8,526	12,404	13,242
Deferred Tax Valuation Allowance [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Year	145,508	141,474	102,148
Additions Through Acquisition	0	0	0
(Benefit) Expense Recorded on Current Year (Income) Losses	(9,799)	4,173	38,926
Change in Valuation Allowance	11,297	(125)	283
Balance at End of Year	$ 148,838	$ 145,508	$ 141,474